199994106103 has 8 divisors (see below), whose sum is σ = 218272945680. Its totient is φ = 181731526080.

The previous prime is 199994106073. The next prime is 199994106157. The reversal of 199994106103 is 301601499991.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 199994106103 - 2³⁷ = 62555152631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199994116103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4039158 + ... + 4088371.

It is an arithmetic number, because the mean of its divisors is an integer number (27284118210).

Almost surely, 2^199994106103 is an apocalyptic number.

199994106103 is a deficient number, since it is larger than the sum of its proper divisors (18278839577).

199994106103 is a wasteful number, since it uses less digits than its factorization.

199994106103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8129777.

The product of its (nonzero) digits is 472392, while the sum is 52.

The spelling of 199994106103 in words is "one hundred ninety-nine billion, nine hundred ninety-four million, one hundred six thousand, one hundred three".